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documentation fixes & formatting #3

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This commit is contained in:
Mark Wotton 2016-03-21 17:41:25 -04:00
parent b21e64637f
commit 23278d651e
1 changed files with 5 additions and 6 deletions
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11
yesod-test/Yesod/Test.hs
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@ -695,16 +695,15 @@ get url = request $ do
setUrl url
-- | Follow a redirect, if the last response was a redirect.
-- | (We consider a request a redirect if the status is
-- | 301, 302, 303, 307 or 308, and the Location header is set.)
-- |
-- | Return Left with an error message if not a redirect
-- | Return Right with the redirected URL if it was.
-- (We consider a request a redirect if the status is
-- 301, 302, 303, 307 or 308, and the Location header is set.)
--
-- ==== __Examples__
--
-- > get HomeR
-- > followRedirect
followRedirect :: Yesod site
=> YesodExample site (Either T.Text T.Text) -- ^ 'Left' with an error message if not a redirect, 'Right' with the redirected URL if it was
followRedirect :: Yesod site
=> YesodExample site (Either T.Text T.Text)
followRedirect = do
@ -713,7 +712,7 @@ followRedirect = do
Nothing -> return $ Left "followRedirect called, but there was no previous response, so no redirect to follow"
Just r -> do
if not ((H.statusCode $ simpleStatus r) `elem` [301, 302, 303, 307, 308])
then return $ Left "followRedirect called, but previous request was not a redirect"
then return $ Left "followRedirect called, but previous request was not a redirect"
else do
case lookup "Location" (simpleHeaders r) of
Nothing -> return $ Left "followRedirect called, but no location header set"